From 9de782770b84768e1aa2e6454223ef30768de84e Mon Sep 17 00:00:00 2001 From: Scott Wood Date: Thu, 6 Sep 2007 05:21:10 +1000 Subject: [POWERPC] bootwrapper: Add strtoull() This will be needed by PlanetCore firmware support. Signed-off-by: Scott Wood Acked-by: David Gibson Signed-off-by: Paul Mackerras --- arch/powerpc/boot/stdlib.c | 45 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 arch/powerpc/boot/stdlib.c (limited to 'arch/powerpc/boot/stdlib.c') diff --git a/arch/powerpc/boot/stdlib.c b/arch/powerpc/boot/stdlib.c new file mode 100644 index 0000000..e00d58c --- /dev/null +++ b/arch/powerpc/boot/stdlib.c @@ -0,0 +1,45 @@ +/* + * stdlib functions + * + * Author: Scott Wood + * + * Copyright (c) 2007 Freescale Semiconductor, Inc. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published + * by the Free Software Foundation. + */ + +#include "stdlib.h" + +/* Not currently supported: leading whitespace, sign, 0x prefix, zero base */ +unsigned long long int strtoull(const char *ptr, char **end, int base) +{ + unsigned long long ret = 0; + + if (base > 36) + goto out; + + while (*ptr) { + int digit; + + if (*ptr >= '0' && *ptr <= '9' && *ptr < '0' + base) + digit = *ptr - '0'; + else if (*ptr >= 'A' && *ptr < 'A' + base - 10) + digit = *ptr - 'A' + 10; + else if (*ptr >= 'a' && *ptr < 'a' + base - 10) + digit = *ptr - 'a' + 10; + else + break; + + ret *= base; + ret += digit; + ptr++; + } + +out: + if (end) + *end = (char *)ptr; + + return ret; +} -- cgit v1.1